Patent information:
Patent: | Utility 11,893 |
Patented: | November 7, 1854 |
Applied: | |
Title: | Glass Furnace |
Description: | Improved circular glass furnace using anthracite coal |
Category: | Furnace |
Assigned to: | |
Patentee Information:
Class and subclass information:
Class: | 432 | HEATING |
Subclass: | 74 | WITH DRIP, LEAKAGE, BREAKAGE OR SOIL COLLECTING STRUCTURE; |
Known specimens:
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Drawings:
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